Mac 
(măk)
(măk)n.
Slang
Slang
Used as a form of address for a man whose name is unknown.
[From Mac-, a common prefix in Scottish and Irish surnames.]
- indiscrete
- indiscretion
- indiscriminate
- indiscriminately
- indiscriminateness
- indiscriminating
- indiscrimination
- indiscriminative
- indispensability
- indispensable
- indispensableness
- indispensably
- indispose
- indisposed
- indisposition
- indisputability
- indisputable
- indisputableness
- indisputably
- indissolubility
- indissoluble
- indissolubleness
- indissolubly
- indistinct
- indistinctive